REAL-TIME AIR POLLUTION MONITORING
Patna AQI Today
Live Air Quality Index (AQI), PM2.5, PM10, and atmospheric pollution levels for Patna, Bihar. Calibrated to official CPCB and US EPA standards.
STATION COORDS: 25.5941° N, 85.1376° E•DATA SOURCE: CPCB / NOAA AIR SENSORS•HOURLY REAL-TIME UPDATE
🇮🇳 INDIAN CPCB NAQI STANDARDPRIMARY SCALE
284
Poor
Calculated using Central Pollution Control Board piecewise linear interpolation over PM2.5 and PM10 particulate concentrations.
PROMINENT POLLUTANT: PM2.5SCALE: 0 – 500
🇺🇸 US EPA STANDARD (2024 REVISED)GLOBAL BENCHMARK
193
Unhealthy
Calibrated with revised 2024 US EPA annual PM2.5 health thresholds for international environmental monitoring.
TARGET PM2.5: ≤ 9.0 µg/m³SCALE: 0 – 500
Patna Atmospheric Pollutant Breakdown
PM2.5 PARTICLES
115.3 µg/m³
Fine Respirable Matter
PM10 PARTICLES
158.3 µg/m³
Inhalable Dust / Ash
OZONE (O₃)
148 µg/m³
Surface Ground Ozone
NO₂ NITROGEN
11.5 µg/m³
Vehicular Exhaust
SO₂ SULPHUR
15.4 µg/m³
Industrial Emissions
CO CARBON
473 µg/m³
Combustion Byproduct
Health Advisory & Actionable Precautions for Patna
HEALTH IMPACT ASSESSMENT
Poor air quality. Can cause breathing discomfort on prolonged exposure. People with lung diseases and heart conditions should limit outdoor time.
MASK RECOMMENDATION
Consider wearing a mask during morning and evening rush hours.
INDOOR VENTILATION
Limit prolonged outdoor ventilation.